Transactions . ni JPIjATE III, )PERTI .N. R. R 3ln -re-n^tA. of S4r,GOO. Us. ed J5, JZoo 65,S oc I 0. „ /* -l/h^ CC4/7 o ey CO-U Co 7^^ aJtxi^rfo^ err07 ^ Zeo^cit^ of i/^ •t-fi OTtyQl^rf- ?? 1 TransacMoHS of tllse Americam InsMtMte of Mining Engimeers, Tol. YIl. THE CHEMICAL COMPOSITION AND PHYSICAL PROPERTIES OF STEEL RAILS. By C. B. DUDLEY, , Chemist, Penn. R. R. i)Ia^ra?ns fi^om Jiails jJW Zeng-/A o/^-j JS/j^y^://^^ o/ 10

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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries